﻿<template>
  <div class="flex-column">
    <sticky :className="'sub-navbar'">
      <div class="filter-container">
        <el-input @keyup.enter.native="handleFilter" size="mini" style="width: 200px;" class="filter-item"
          :placeholder="'名称'" v-model="listQuery.key">
        </el-input>

        <el-button class="filter-item" size="mini" v-waves icon="el-icon-search" @click="handleFilter">搜索</el-button>
        <permission-btn  size="mini" v-on:btn-event="onBtnClicked"></permission-btn>
      </div>
    </sticky>
    <div class="app-container flex-item">

      <div class="bg-white" style="height: 100%;">
        <el-table ref="mainTable" height="calc(100% - 52px)" :key='tableKey' :data="list" v-loading="listLoading" border
          fit highlight-current-row style="width: 100%;" @row-click="rowClick"
          @selection-change="handleSelectionChange">

          <el-table-column min-width="50px" :label="'消息分类'">
            <template slot-scope="scope">
              <span>{{scope.row.typeName}}</span>
            </template>
          </el-table-column>

          <el-table-column min-width="50px" :label="'发送人'">
            <template slot-scope="scope">
              <span>{{scope.row.fromName}}</span>
            </template>
          </el-table-column>

          <el-table-column min-width="80px" :label="'状态'">
            <template slot-scope="scope">
              <el-tag type="danger" v-if="scope.row.toStatus ==0">未读</el-tag>
              <el-tag v-if="scope.row.toStatus ==1">已读</el-tag>
            </template>
          </el-table-column>
          <el-table-column min-width="180px" :label="'消息内容'">
            <template slot-scope="scope">
              <span>{{scope.row.content}}</span>
            </template>
          </el-table-column>
          <el-table-column min-width="80px" :label="'消息时间'">
            <template slot-scope="scope">
              <span>{{scope.row.createTime}}</span>
            </template>
          </el-table-column>

          <el-table-column align="center" :label="'操作'" width="230" class-name="small-padding fixed-width">
            <template slot-scope="scope">
              <el-button type="primary" size="mini" v-if="scope.row.toStatus ==0" @click="handleRead(scope.row)">标记已读
              </el-button>
              <el-button type="danger" size="mini" @click="handleDelete([scope.row])">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
        <pagination v-show="total>0" :total="total" :page.sync="listQuery.page" :limit.sync="listQuery.limit"
          @pagination="handleCurrentChange" />
      </div>

    </div>
  </div>

</template>

<script>
  import * as sysMessages from '@/api/sysmessages'
  import waves from '@/directive/waves' // 水波纹指令
  import Sticky from '@/components/Sticky'
  import permissionBtn from '@/components/PermissionBtn'
  import Pagination from '@/components/Pagination'
  import elDragDialog from '@/directive/el-dragDialog'
  import extend from "@/extensions/common.js"
  export default {
    name: 'sysMessage',
    components: {
      Sticky,
      permissionBtn,
      Pagination
    },
    directives: {
      waves,
      elDragDialog
    },
    mixins: [extend],
    data() {
      return {
        multipleSelection: [], // 列表checkbox选中的值
        tableKey: 0,
        list: null,
        total: 0,
        listLoading: true,
        listQuery: { // 查询条件
          page: 1,
          limit: 20,
          status: 999, //999为全部，0为未读，1为已读
          key: undefined
        }
      }
    },
    filters: {
      statusFilter(disable) {
        const statusMap = {
          false: 'color-success',
          true: 'color-danger'
        }
        return statusMap[disable]
      }
    },
    created() {
      this.getList()
    },
    methods: {
      rowClick(row) {
        this.$refs.mainTable.clearSelection()
        this.$refs.mainTable.toggleRowSelection(row)
      },
      handleSelectionChange(val) {
        this.multipleSelection = val
      },
      onBtnClicked: function (domId) {
        console.log('you click:' + domId)
        switch (domId) {
          case 'btnEdit':
            if (this.multipleSelection.length !== 1) {
              this.$message({
                message: '只能选中一个进行编辑',
                type: 'error'
              })
              return
            }
            this.handleRead(this.multipleSelection[0])
            break
          case 'btnDel':
            if (this.multipleSelection.length < 1) {
              this.$message({
                message: '至少删除一个',
                type: 'error'
              })
              return
            }
            this.handleDelete(this.multipleSelection)
            break
          default:
            break
        }
      },
      getList() {
        this.listLoading = true
        sysMessages.getList(this.listQuery).then(response => {
          this.list = response.data
          this.total = response.count
          this.listLoading = false
        })
      },
      handleFilter() {
        this.listQuery.page = 1
        this.getList()
      },
      handleSizeChange(val) {
        this.listQuery.limit = val
        this.getList()
      },
      handleCurrentChange(val) {
        this.listQuery.page = val.page
        this.listQuery.limit = val.limit
        this.getList()
      },
      handleRead(row) { //标记已读
        sysMessages.read({
          id: row.id
        }).then(() => {
          for (const v of this.list) {
            if (v.id === row.id) {
              v.toStatus = 1 //标记界面已读
              break
            }
          }
        })
      },

      handleDelete(rows) { // 逻辑删除
        this.delrows(sysMessages, rows)
      }
    }
  }
</script>
<style>
  .dialog-mini .el-select {
    width: 100%;
  }
</style>